BigMemory 4.4.0 | Product Documentation | BigMemory Max Configuration Guide | Sizing Storage Tiers | Pinning and Size Limitations
 
Pinning and Size Limitations
Pinned caches can override the limits set by cache-configuration sizing attributes, potentially causing OutOfMemory errors. This is because pinning prevents flushing of cache entries to lower tiers. For more information on pinning, see Pinning Data.